The press-fit adapter model GB-20U is used with 1/8" micro tubing and a stake. The press-fit adapters are available in single, double and four outlets. The adapters are inserted and press onto the outlet tip of the drip emitter. If using more than a single outlet you must use the GD-000 stake for flow regulation. If not one outlet will get more water than the others.
Micro tube dimensions: .118 ID X .187 OD
Recommended pressure: 30 PSI